Steps:
1. Open Partsbin by right click on the workspace or command+p, and find all the assets in the MDM category. Drag and Drop them to the workspace when needed.
2. Command+click on each asset to get the halo, use the shift+left-bottom icon to rescale. Move the assets for the layout that you like.
3. Find the droppable behaviour and the wheel in Partsbin, set a rotation and drop it to the wheel, move the wheel to the ferris wheel support.